The fintech industry is a booming one that is growing rapidly. As technology continues to lead to evolution in the finance industry, more opportunity arises for the companies that are on the leading edge of this evolution. While there is a vast number of stocks to choose from in the space, there are a few that are offering what appear to be the largest opportunities. PayPal is one of the largest companies in the fintech sector, with a market cap of more than $125 billion, and it doesn't look...